Atlantic Bluefin Tuna

Posted on May 27, 2011 by NOAA

The Atlantic bluefin tuna, Thunnus thynnus, is regarded as one of the most prized species in the ocean. It’s also one of the biggest, reaching average lengths of 6.5 feet, and weighing about 550lbs. One fish can sell for tens of thousands of dollars. Bluefin tuna are at the top of the food chain, giving them an important role in the ecosystem.